| 摘要 |
PURPOSE:To automatically keep car height at a set level by providing the valve bar of a leveling valve for cargo handling and a control arm projectedly provided through a clutch and of which end is rotatably secured to an axle through a link mechanism. CONSTITUTION:The first port 6 and the second port 7 of a leveling valve 1 are connected to pipes 015 and 016 through the first piping 2 and the second piping 3 respectively, and the leveling valve 1 is provided with a magnetic clutch 10 which is connected to an axle 013 through a link mechanism 14. The leveling valve 1 automatically levels the load-carrying platform arranged inside a side frame 201 and in currently loading. A magnetic clutch 8 is installed to the leveling valve 1 through a connecting member 9, and an arm 12 is projectedly provided to the clutch shaft 11 in approximately parallel with the axle 013, and when an exciting coil 13 is excited, the base end of the arm 12 is integrated with a spool shaft 15. |
